What is “Trojan.Win32.Ekstak.amiir”?

The Trojan.Win32.Ekstak.amiir is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan.Win32.Ekstak.amiir virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Anomalous file deletion behavior detected (10+)
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• Drops a binary and executes it
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Transacted Hollowing
• Collects and encrypts information about the computer likely to send to C2 server
• Creates a hidden or system file
• Likely virus infection of existing system binary

How to determine Trojan.Win32.Ekstak.amiir?

File Info:
name: 40FC73149880C75AAAE7.mlw
path: /opt/CAPEv2/storage/binaries/a2b8db5ebaa1ec6675b6a54227b102085c1da8d0e587403446ddf666d4d8b232
crc32: 13357056
md5: 40fc73149880c75aaae711444053f90b
sha1: 63117fcf25c864db6609817c2acd75c26c97f82f
sha256: a2b8db5ebaa1ec6675b6a54227b102085c1da8d0e587403446ddf666d4d8b232
sha512: e024bc10cbbbcc0dee9873b7a07386fc3972c8f46eef43b591e01a20d3365934c13790781162923cfa8c1f15d0658e3cc4f22ffd9d27cd819e98285dcac72ee4
ssdeep: 196608:WoZsoMwKjkVG0y/qavTf1qLWhNVndjVktYNW+oRVLEu:zsJjkDIvJqLWhNVndjVEb+oXj
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T171663341A285E23EF57642B16C7AD7CB7B70EC6266B255617281BE0C0F3B4EB0F4865C
sha3_384: 64b41cecdbf0b8990aa385ca0f46dc58d0abd30b21f34ab2208b684fd3647e2c2f551721ecfb38aa743ac7c3f881ebad
ep_bytes: 558bec83c4cc53565733c08945f08945
timestamp: 1992-06-19 22:22:17

Version Info:
Comments: This installation was built with Inno Setup.
CompanyName: Bisvin, LLC                                                 
FileDescription: Bisvin Disk Cleaner Free                                    
FileVersion: 1.2.0.17            
LegalCopyright:                                                                                                     
Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.amiir also known as:

How to remove Trojan.Win32.Ekstak.amiir?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.